26126 Results

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City, State
County
Country
Intersection
(Lat, Lng)
Type
Status
Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType
Year Completed Comments
Elkton, MD
Cecil Co.
United States
MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle)
(39.66364, -75.85529)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.0178
Other (At-Grade)
Single-Lane
1995 Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework.
Cearfoss, MD
Washington Co.
United States
MD 63 / MD 58 / MD 494 (Cearfoss Pk)
(39.70017, -77.77593)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.2431
Other (At-Grade)
Single-Lane
1995 Completed December 1995. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
8th St. S / 12th Ave. S
(26.13267, -81.79491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.2281
Other (At-Grade)
Single-Lane
1996 Installed for community enhancement. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 3rd Ave. N.
(26.15530, -81.80524)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
9.6483
Other (At-Grade)
Single-Lane
1998 Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Maps linework.
Tavares, FL
Lake Co.
United States
Main St. / Disston Ave. / Lake Dora Dr.
(28.80215, -81.72475)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
20.9315
Other (At-Grade)
Single-Lane
1996 Railroad tracks running along edge of central island. RR unprotected, train frequency 1-2/wk, 10 mph. ICD estimated from Google Maps linework.
Clovis, NM
Curry Co.
United States
Hwy 245 (Llano Estacado Blvd.) / Norris St.
(34.43384, -103.17830)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.3276
Other (At-Grade)
Single-Lane
2006 Completed February 27, 2006. Website: http://www.cityofclovis.org/roundabout/roundabout.htm ICD estimated from Google Maps linework.
Daytona Beach, FL
Volusia Co.
United States
Seabreeze Circle (Seabreeze Bridge / Mason Ave. / Ballough Dr.)
(29.22941, -81.02484)
Rotary
Removed
All-Way Yield
Unknown
0 Approaches
0 Driveways
42.7326
Other (At-Grade)
Multilane (2 Lane, unspecified)
1997 Replaced with construction of new Seabreeze Bridge. Year Completed estimated (1995-1999). ICD estimated from Google Maps linework.
Hilton Head, SC
Beaufort Co.
United States
Whooping Crane Way / Main St.
(32.21647, -80.72187)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.4598
Other (At-Grade)
Single-Lane
1996 Completed February 1996. ICD estimated from Google Maps linework.
Hollywood, FL
Broward Co.
United States
Hollywood Blvd. / Rainbow Dr.
(26.01050, -80.18360)
Other
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
165.2974
Other (At-Grade)
Multilane (2 Lane, unspecified)
Uncontrolled mainline, stop-control on side street Functional Class: Arterial ICD estimated from Google Maps linework.
Hollywood, FL
Broward Co.
United States
Hollywood Blvd. / 26th Ave.
(26.01110, -80.15920)
Signalized Roundabout/Circle
Existing
Signal
None
4 Approaches
0 Driveways
200.7172
Other (At-Grade)
Multilane (2 Lane, unspecified)
Signal access to parking and building in center of circle. ICD estimated from Google Maps linework.
Hollywood, FL
Broward Co.
United States
Hollywood Blvd. / S. Federal Hwy. (US 1) / Harrison St. / Tyler St.
(26.01150, -80.14300)
Signalized Roundabout/Circle
Existing
Signal
None
7 Approaches
0 Driveways
70.8411
Other (At-Grade)
Multilane (2 Lane, unspecified)
Signalized access, parking area in central island. ICD estimated from Google Maps linework.
Montpelier, VT
Washington Co.
United States
Keck Circle (Main St. / Spring St.)
(44.26283, -72.57178)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
25.6594
Other (At-Grade)
Single-Lane
1995 Main Street Middle School located one block NE of roundabout. ICD estimated from Google Maps linework.
Sarasota, FL
Sarasota Co.
United States
St. Armands Circle (SR 780 / Blvd. of the Presidents / John Ringling Blvd.)
(27.31842, -82.57722)
Other
Existing
Other
None
5 Approaches
0 Driveways
118.8460
Other (At-Grade)
Multilane (2 Lane, unspecified)
Shopping district. Completed 1940? Functional Class: Arterial ICD estimated from Google Maps linework.
Sarasota, FL
Sarasota Co.
United States
South Gate Circle (Tuttle Ave. / Siesta Dr.)
(27.30536, -82.51414)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
120.9825
Other (At-Grade)
Unknown
Yield control on circulatory roadway. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 7th Ave. N.
(26.15619, -81.79971)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.5125
Other (At-Grade)
Single-Lane
1998 Installed for traffic calming. Detailed traffic volume, speed data available. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Nederland, CO
Boulder Co.
United States
SH 72 / SH 119 / 2nd St. / Bridge St.
(39.96261, -105.51030)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
23.8006
Other (At-Grade)
Single-Lane
1995 Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Tampa, FL
Hillsborough Co.
United States
North Blvd. / Country Club Dr.
(28.05466, -82.46759)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
14.7559
Other (At-Grade)
Single-Lane
1996 Completed June 1996. ICD estimated from Google Maps linework.
Acworth-Kennesaw, GA
Cobb Co.
United States
W. Sandtown Rd. / Villa Rica Rd.
(33.92703, -84.63775)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
27.7478
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
Jenkins Ranch Rd. / Lizard Head (south)
(37.28605, -107.84710)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
24.7061
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
Jenkins Ranch Rd. / Lizard Head (north)
(37.28920, -107.84310)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
27.5556
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States
N. 64th St. / E. Lafayette Blvd.
(33.49474, -111.94330)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.9119
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Manchester, VT
Bennington Co.
United States
Rte. 7A / Equinox (Grand Union)
(43.17309, -73.06181)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.1304
Other (At-Grade)
Single-Lane
1997 Roundabout is in a retail/outlet district in a resort area. VT 7-A is posted as a Historic Highway and is the local business route, while the parallel US 7 is a two-lane, limited access bypass that carries through truck traffic. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States
Chandon Dr. / Calero Dr.
(37.67642, -120.93380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4132
Other (At-Grade)
Single-Lane
2002 ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States
Bowen Ave. / Fremont Ave.
(37.67470, -121.00260)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.9061
Other (At-Grade)
Single-Lane
2002 Previously controlled by twsc ICD estimated from Google Maps linework.
Stuart, FL
Martin Co.
United States
S. Dixie Hwy / SR 76 / SR A1A
(27.19767, -80.25266)
Other
Existing
Other
None
0 Approaches
0 Driveways
26.5569
Other (At-Grade)
Multilane (2 Lane, unspecified)
Railroad crossing next to circle. ICD estimated from Google Maps linework.
Stuart, FL
Martin Co.
United States
N. Colorado Ave. / E. Osceola St.
(27.19860, -80.25300)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.9303
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States
S. Pointe Pkwy. W / S. Pointe Pkwy. E
(33.37649, -111.97210)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
50.8650
Other (At-Grade)
Single-Lane
1994 Before 1997. ICD estimated from Google Maps linework.
Douglasville, GA
Douglas Co.
United States
SR 5 / SR 166
(33.61361, -84.83688)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.8602
Other (At-Grade)
Single-Lane
2007 Fatal crash November 24, 2011. 11861-05. ICD estimated from Google Maps linework.
(unincorporated), MD
Anne Arundel Co.
United States
Arundel Beach Rd. / Leelyn Dr.
(39.07955, -76.54560)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.9594
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States
MD 17 / A St. / B St. / Maryland Ave.
(39.31433, -77.62807)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
42.5054
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Catonsville, MD
Baltimore Co.
United States
MD 372 / Hilltop Rd. / Entrance to UMBC
(39.25733, -76.71964)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.1417
Other (At-Grade)
Single-Lane
1998 Functional Class: Collector ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States
MD 94 / Old Frederick Rd. (Lisbon North)
(39.34810, -77.06930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.7839
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States
MD 103 / MD 100 WB Ramps
(39.20846, -76.78294)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
33.3154
Freeway Ramps (Grade-Separated)
Single-Lane
1998 Opened November 1998. ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States
MD 103 / MD 100 EB Ramps
(39.20733, -76.78243)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.5396
Freeway Ramps (Grade-Separated)
Single-Lane
1998 Opened November 1998. ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States
Snowden River Pkwy. / MD 100 WB Ramps
(39.21233, -76.79544)
Roundabout
Existing
All-Way Yield
Metering Signal
3 Approaches
0 Driveways
25.9105
Freeway Ramps (Grade-Separated)
Single-Lane
1998 Opened November 1998. Metering signal on Snowden River Pkwy approach. ICD estimated from Google Maps linework.
Federalsburg, MD
Caroline Co.
United States
MD 307 / MD 313 / MD 318
(38.68938, -75.78949)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4247
Other (At-Grade)
Single-Lane
1999 Rural, installed for safety reasons Previously controlled by two-way stop ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE Ladd Circle
(45.50850, -122.64940)
Other
Existing
Unknown
None
0 Approaches
0 Driveways
92.0689
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Cedar Lake Township, MN
Scott Co.
United States
SH 13 (Langford Ave.) / CR 2 (260th St.)
(44.57259, -93.50546)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.9429
Other (At-Grade)
Single-Lane
2005 Rural location, intersection of two 55-mph facilities. Previous 2-way stop had 2 fatal crashes and 50 injury crashes in 5 years. Opened to traffic in September 2005. During 12 months after opening, 1 reported crash involving single motorcycle running off road. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
Jenkins Ranch Rd. / Ophir Dr.
(37.28321, -107.85120)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
26.6075
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Huntsville, AL
Madison Co.
United States
Old Monrovia Rd. / Providence Main St. / Indian Creek Rd.
(34.75765, -86.68776)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.3429
Other (At-Grade)
Single-Lane
2004 Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane. ICD estimated from Google Maps linework.
Camp Verde, AZ
Yavapai Co.
United States
Middle Verde / Cliff Castle
(34.60927, -111.86130)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.3535
Other (At-Grade)
Single-Lane
2005 ICD estimated from Google Maps linework.
Lutherville-Timonium, MD
Baltimore Co.
United States
MD 139 (Charles St.) / Bellona Ave.
(39.41790, -76.62900)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
34.1385
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Mini-roundabout. Double-lane circulatory roadway across northern half. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Copley Township, OH
Summit Co.
United States
Ridgewood Rd. / Hametown Rd.
(41.11395, -81.66791)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1947
Other (At-Grade)
Single-Lane
2006 Opened August 21, 2006. ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Ward Circle (Mass. Ave. / Nebraska Ave.)
(38.93792, -77.08590)
Signalized Roundabout/Circle
Existing
Signal
None
0 Approaches
0 Driveways
80.8214
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States
W. Mason St. (STH 32-STH 54) / US 41 NB Ramps
(44.52415, -88.08103)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
43.4266
Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
2012 Series of 3 roundabouts. Opened August 31, 2012. ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States
Arbutus Dr. / Red Rocks Community College
(39.71903, -105.14840)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.7465
Other (At-Grade)
Single-Lane
2001 Functional Class: Collector ICD estimated from Google Maps linework.
St. Simons, GA
Glynn Co.
United States
Frederica Rd. / Lawrence Rd.
(31.21650, -81.37550)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
40.8563
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Wall, NJ
Monmouth Co.
United States
NJ 35 / Atlantic Ave. (Brielle Circle)
(40.13232, -74.06525)
Rotary
Existing
Other
Unknown
4 Approaches
0 Driveways
129.6649
Other (At-Grade)
Single-Lane
Traffic circle conversion ICD estimated from Google Maps linework.
Southampton, NJ
Burlington Co.
United States
US 206 / NJ 70 (Red Lion Circle)
(39.88715, -74.74104)
Rotary
Existing
Unknown
Unknown
4 Approaches
0 Driveways
136.5464
Other (At-Grade)
Single-Lane
Traffic circle conversion Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Dupont Circle (Mass Ave. / Conn. Ave. / New Hampshire Ave.19th St. / P St.)
(38.90965, -77.04344)
Signalized Roundabout/Circle
Existing
Signal
None
10 Approaches
0 Driveways
137.5441
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Washington Circle (Penn. Ave. / New Hampshire Ave. / 23rd St. / K St.)
(38.90252, -77.05010)
Signalized Roundabout/Circle
Existing
Signal
None
8 Approaches
0 Driveways
119.8984
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Scott Circle (Mass. Ave. / Rhode Isl. Ave. / 16th St. / N St.)
(38.90725, -77.03654)
Signalized Roundabout/Circle
Existing
Signal
None
6 Approaches
0 Driveways
51.1161
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.)
(38.90965, -77.02963)
Signalized Roundabout/Circle
Existing
Signal
None
5 Approaches
0 Driveways
120.8157
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Thomas Circle (Mass Ave. / Vermont Ave. / 14th St. / M St.)
(38.90565, -77.03196)
Signalized Roundabout/Circle
Existing
Signal
None
6 Approaches
0 Driveways
75.2817
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Sheridan Circle (Mass Ave. / 23rd St. / R St.)
(38.91214, -77.05065)
Rotary
Existing
Uncontrolled
None
0 Approaches
0 Driveways
69.6989
Other (At-Grade)
Multilane (2 Lane, unspecified)
Functional Class: Arterial ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States
Grant St. (CTH EE) / Lawrence Dr.
(44.44511, -88.09367)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.8430
Other (At-Grade)
Single-Lane
2008 Opened September 30, 2008. ICD estimated from Google Maps linework.
Truckee, CA
Nevada Co.
United States
Donner Pass Rd. / W. River St. / McIver Crossing
(39.32510, -120.19200)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.1077
Other (At-Grade)
Single-Lane
1998 Fatal crash. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
Jenkins Ranch Rd. / Kennebec Dr.
(37.29216, -107.84010)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
23.7539
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
Dawsonville, GA
Dawson Co.
United States
SR 9E (Lumpkin Campground Rd.) / Dawson Forrest Rd.
(34.35427, -84.05168)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
36.4818
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Oakwood, GA
Hall Co.
United States
Landrum Education Dr. / Frontage Rd. / Mathis Dr.
(34.23434, -83.86434)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
28.6347
Other (At-Grade)
Single-Lane
2007 Gainesville College ICD estimated from Google Maps linework.
Pearl, MS
Rankin Co.
United States
MS 475 (Airport Rd.) / Old Brandon Rd.
(32.29057, -90.07133)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
34.3273
Other (At-Grade)
Single-Lane
1997 Use of paint to achieve (?) deflection. ICD estimated from Google Maps linework.
Gorham, ME
Cumberland Co.
United States
US 202 / Rte. 4 / Rte. 237
(43.72846, -70.42525)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.0285
Other (At-Grade)
Single-Lane
1997 Previously controlled by two-way stop ICD estimated from Google Maps linework.
(unincorporated), MD
Prince Georges Co.
United States
Ft. Washington Rd. / Swan Creek Rd.
(38.72498, -77.00491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1576
Other (At-Grade)
Single-Lane
1997 Fourth leg added. Year Completed estimated (before 2001). ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States
Tollgate Rd. / Marketplace Dr.
(39.52092, -76.35262)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.5602
Other (At-Grade)
Single-Lane
1996 Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector ICD estimated from Google Maps linework.
Columbia, MD
Howard Co.
United States
Banneker Rd. / Cul-de-sac
(39.21141, -76.87041)
Traffic Calming Circle
Existing
Unknown
Unknown
3 Approaches
0 Driveways
17.5824
Other (At-Grade)
Single-Lane
Functional Class: Local ICD estimated from Google Maps linework.
Columbia, MD
Howard Co.
United States
Trotter Rd. / South Wind Cir.
(39.20956, -76.91891)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
23.1353
Other (At-Grade)
Single-Lane
1997 Functional Class: Collector. Year Completed estimated (1993-2001). ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States
Rice Rd. / I-70 WB Ramps / Sycamore Dr.
(39.03610, -95.62310)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.5293
Freeway Ramps (Grade-Separated)
Single-Lane
2000 Part of a major realignment of I-70 and K-4. Sycamore Drive is one way with two westbound lanes (into the roundabout). Partial cloverleaf AB interchange type. Completed October 2000. ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States
Rice Rd. / I-70 EB Ramps / Cyprus Drive
(39.03190, -95.62320)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
52.8817
Freeway Ramps (Grade-Separated)
Single-Lane
2000 Part of a major realignment of I-70 and K-4. Cyprus Drive is One Way Eastbound (away from the roundabout). Partial cloverleaf AB interchange type. Completed October 2000. ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States
W. Mason St. (STH 32-STH 54) / US 41 SB Ramps
(44.52418, -88.08284)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.9811
Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
2012 Series of 3 roundabouts. Opened August 31, 2012. ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Tenley Circle (Nebraska Ave. / Wisconsin Ave. / Yuma St.)
(38.94628, -77.07875)
Signalized Roundabout/Circle
Existing
Signal
None
0 Approaches
0 Driveways
73.3809
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Sherman Circle (Kansas Ave. / Illinois Ave. / Crittenden St.)
(38.94733, -77.02190)
Rotary
Existing
All-Way Stop
None
6 Approaches
0 Driveways
89.1704
Other (At-Grade)
Multilane (2 Lane, unspecified)
Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Grant Circle (New Hampshire Ave. / Illinois Ave. / Varnum St. / NW 5th St.)
(38.94312, -77.01926)
Rotary
Existing
All-Way Stop
None
8 Approaches
0 Driveways
120.7587
Other (At-Grade)
Multilane (2 Lane, unspecified)
Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
NE Cesar E Chavez Blvd. (NE 39th Ave.) / NE Glisan St.
(45.52640, -122.62300)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
68.6113
Other (At-Grade)
Multilane (2 Lane, unspecified)
Stop-controlled entries into circle. Bus stop within circulatory roadway. Historical rotary with stop control. ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States
SW Teal Blvd. / SW 155th Ave. / SW Nutcracker Ct.
(45.44060, -122.83760)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
37.7099
Other (At-Grade)
Single-Lane
Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States
Marin Ave. / Los Angeles Ave. / Del Norte St. / Arlington Ave.
(37.89015, -122.27240)
Other
Existing
Two-Way Stop
None
6 Approaches
0 Driveways
25.4489
Other (At-Grade)
Single-Lane
Free movement on Marin Ave.; rest are stop-controlled ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
Monterey Ave. / Stevens Rd.
(45.43780, -122.56390)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.8738
Other (At-Grade)
Single-Lane
2006 Fourth leg serves New Hope Community Church parking lot. ICD estimated from Google Maps linework.
Abingdon, MD
Harford Co.
United States
Tollgate Rd. / Montrose Way
(39.48198, -76.32751)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.5762
Other (At-Grade)
Single-Lane
2003 Elementary school and library to north, another school to south. Functional Class: Collector ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States
West End Rd. / Spear Ave. / Saint Louis Rd.
(40.88910, -124.08210)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
27.0866
Other (At-Grade)
Single-Lane
1998 Functional Class: Arterial ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States
Samoa Blvd. / Union St.
(40.86140, -124.07730)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.2273
Other (At-Grade)
Single-Lane
1999 Functional Class: Arterial ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States
Tollgate Rd. / Westover Ln. / Crisfield Dr.
(39.46859, -76.32162)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.7377
Other (At-Grade)
Single-Lane
2002 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States
Samoa Blvd. / Buttermilk Ln.
(40.85710, -124.07250)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.1329
Other (At-Grade)
Single-Lane
1999 Functional Class: Arterial ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States
Guintoli Ln. / US 101 SB Ramps
(40.90400, -124.08920)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.7180
Freeway Ramps (Grade-Separated)
Single-Lane
2005 ICD estimated from Google Maps linework.
Canmore, AB
Central Alberta
Canada
Three Sisters Pkwy. / Stewart Creek Dr.
(51.05031, -115.31370)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.7860
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States
Guintoli Ln. / US 101 NB Ramps
(40.90492, -124.08510)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.3015
Freeway Ramps (Grade-Separated)
Single-Lane
2005 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
Florida Rd. / Riverview Dr.
(37.28319, -107.86900)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.4086
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
CR 238 / Fort Lewis Dr. / College Dr.
(37.27940, -107.85940)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.7643
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States
(Mercy Regional Medical Center ring road) / (unknown)
(37.23677, -107.82050)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.2308
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Visalia, CA
Tulare Co.
United States
Houston Ave. / Santa Fe St. / NE 3rd Ave.
(36.34183, -119.28780)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
50.9874
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
NW 25th Ave. / NW Quimby St.
(45.53328, -122.70277)
Traffic Calming Circle
Existing
Two-Way Stop
None
3 Approaches
0 Driveways
15.8958
Other (At-Grade)
Single-Lane
1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Port Orchard, WA
Kitsap Co.
United States
Mile Hill Dr. (Hwy 166) / Bethel Ave.
(47.53467, -122.62730)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.7045
Other (At-Grade)
Single-Lane
1998 Previously a Y Intersection. Opened June 1998. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States
La Loma / James St. / G St.
(37.64360, -120.98740)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
34.0452
Other (At-Grade)
Single-Lane
1997 Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
Monterey Ave. / Causey Ave. / William Otty Rd.
(45.44020, -122.55510)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.7102
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Montréal, QC
Montréal Region
Canada
Ave. Marie-Curie / Blvd. Alfred Nobel
(45.48518, -73.76222)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.6801
Other (At-Grade)
Multilane (2 Lane, unspecified)
1998 Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework.
(unincorporated), OR
Clackamas Co.
United States
SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy.
(45.42280, -122.51240)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
34.3688
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States
W. Lake Sammamish Pkwy. SE / Lakemont Blvd. SE
(47.56776, -122.09980)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4567
Other (At-Grade)
Single-Lane
1997 Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Tallahassee, FL
Leon Co.
United States
Sutor Road / Old Sutor Road
(30.42957, -84.21212)
Traffic Calming Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
16.4770
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States
SE Westmoreland Blvd. / Pine Valley St.
(27.25530, -80.30157)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
72.1975
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Fort Pierce, FL
St. Lucie Co.
United States
Avenue A / N Indian River Dr.
(27.44907, -80.32326)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.6165
Other (At-Grade)
Single-Lane
1997 http://www.walkinginfo.org/pedsafe/casestudy.cfm?CS_NUM=14. Year Completed estimated (1994-1999). ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
NW 25th Ave. / NW Overton St.
(45.53190, -122.70270)
Traffic Calming Circle
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
44.3420
Other (At-Grade)
Single-Lane
1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
NW 25th Ave. / NW Marshall St.
(45.53040, -122.70270)
Traffic Calming Circle
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
62.7498
Other (At-Grade)
Single-Lane
1988 Completed 9/30/1988. ICD estimated from Google Maps linework.